TS600 I&W HT Underlayment is a state-of-the-art SBS modified, non-reinforced, self-adhesive roofing underlayment for use under tile, metal, slate, and asphalt shingles. Surfaced with a highly durable polyester reinforcement that provides exceptional strength and excellent walkability, TS600 I&W HT is specially formulated for use in high-temperature environments and self-seals around nails. The unique self-adhesive compound on the side lap ensures an immediate bond between adjacent rolls, resulting in instant watertight laps.
| PHYSICAL INFORMATION | UNIT | |
| Product code | TOPLB840055 | |
| Tensile Strength, MD & XMD | ASTM D1970 | 35 lbf/in |
| Elongation, Mod. Bit. Portion | ASTM D1970 | 100% min |
| Adhesion to Plywood @ 40°F | ASTM D1970 | 2 lb/ft of width |
| Adhesion to Plywood @ 75°F | ASTM D1970 | 20 lb/ft of width |
| Thermal Stability, Max. | ASTM D1970 | 0.1 in |
| Compound Stability | ASTM D1970 | 260°F |
| Flexibility Temperature | ASTM D1970 | -20°F |
| Tear Resistance, MD & XMD | ASTM D1970 | 30 lbf |
| Slip Resistance | ASTM D1970 | Pass |
| Moisture Vapor Permeance | ASTM D1970 | 0.05 US Perm or less |
| Sealability Around Nails | ASTM D1970 | Pass |
| Waterproof Integrity of Lap Seams | ASTM D1970 | Pass |
| Rolls per Pallet (label) | 20 | |
| Rolls Weight | 55 | lbs |
| Roll Diameter | 60 | mil (nominal) |
| Square Feet | 216 | sq ft |
| Roll Dimension | 36” x 72’ | |